19708746

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 45121536

約数和(自身を除く): 25412790

約数列:

[1, 2, 3, 6, 17, 23, 31, 34, 46, 51, 62, 69, 93, 102, 138, 186, 271, 391, 527, 542, 713, 782, 813, 1054, 1173, 1426, 1581, 1626, 2139, 2346, 3162, 4278, 4607, 6233, 8401, 9214, 12121, 12466, 13821, 16802, 18699, 24242, 25203, 27642, 36363, 37398, 50406, 72726, 105961, 142817, 193223, 211922, 285634, 317883, 386446, 428451, 579669, 635766, 856902, 1159338, 3284791, 6569582, 9854373, 19708746]

約数ペア:

[(1, 19708746), (2, 9854373), (3, 6569582), (6, 3284791), (17, 1159338), (23, 856902), (31, 635766), (34, 579669), (46, 428451), (51, 386446), (62, 317883), (69, 285634), (93, 211922), (102, 193223), (138, 142817), (186, 105961), (271, 72726), (391, 50406), (527, 37398), (542, 36363), (713, 27642), (782, 25203), (813, 24242), (1054, 18699), (1173, 16802), (1426, 13821), (1581, 12466), (1626, 12121), (2139, 9214), (2346, 8401), (3162, 6233), (4278, 4607)]